j'ai push

fvi.py

@@ -141,8 +141,8 @@ if __name__ == '__main__':
     # Define segment
     # start = np.random.rand(2) * 20 - 10
     # end = np.random.rand(2) * 20 - 10
-    start = np.array([0., 0.])
-    end = np.array([4., -4.])
+    start = np.array([2.5, -3.5])
+    end = np.array([7.0, 3.0])
 
     # Plot
     fig = plt.figure()

main.py

@@ -7,50 +7,62 @@ from matrices_reader import *
 
 PICKLE_PATH = "/tmp/pickle.truc"
 
-VOXEL_SIZE = 8e-2
+VOXEL_SIZE = 2e-2
 X_MIN, X_MAX = -2.0, 2.0 
 Y_MIN, Y_MAX = -2.0, 2.0
 Z_MIN, Z_MAX = -2.0, 2.0
 
 with open(PICKLE_PATH, 'rb') as file:
     projection_matrices = pickle.load(file)
-nb_frame = len(projection_matrices)
+nb_frame = len(projection_matrices) - 1
 
 points = np.array([[x, y, z, 1.0] for x, y, z in product(
     np.arange(X_MIN, X_MAX, VOXEL_SIZE),
     np.arange(Y_MIN, Y_MAX, VOXEL_SIZE),
     np.arange(Z_MIN, Z_MAX, VOXEL_SIZE))])
 
-background = np.array([255, 255, 255])
-print('ok')
+points_tor = np.array([[np.cos(theta), np.sin(theta), 0.0, 1.0] for theta, phi, r in product(
+    np.arange(0, 2*np.pi, 0.1),
+    np.arange(0, 2*np.pi, 0.1),
+    np.arange(0.0, 0.25, 0.1))])
+
+mask = np.array([255, 255, 255])
+# is_in = []
+# p = [0.0, 1.1, 0.0]
+
+for k in range(nb_frame):
+    # points = np.array([p +[1.0]])
+
+    frame = cv2.imread(f'/tmp/masks/Image{k+1:04}.png')
+    proj_mat = projection_matrices[k]
+    
+    cam_points = proj_mat @ points.T
+    cam_points /= cam_points[2,:]
+    cam_points = np.round(cam_points).astype(np.int32)
+
+    visible = np.logical_and.reduce((0 <= cam_points[0,:], cam_points[0,:] < frame.shape[1], 0 <= cam_points[1,:], cam_points[1,:] < frame.shape[0]))
+    cam_points = cam_points[:,visible]
+    points = points[visible,:]
+
+    solid = (frame[cam_points[1,:],cam_points[0,:]] == mask).all(axis=1)
+    cam_points = cam_points[:,solid]
+    points = points[solid,:]
+
+    # is_in.append(len(points) != 0)
+
+# points = np.array([p + [1.0]])
+
 for k in range(nb_frame):
     frame = cv2.imread(f'/tmp/masks/Image{k+1:04}.png')
     proj_mat = projection_matrices[k]
     
     cam_points = proj_mat @ points.T
     cam_points /= cam_points[2,:]
-    cam_points = np.round(cam_points, 0).astype(np.int32)
-
-    visible = np.logical_and.reduce((0 <= cam_points[0,:], cam_points[0,:] < frame.shape[1], 0 <= cam_points[1,:], cam_points[1,:] < frame.shape[0]))
-    cam_points = cam_points[:,visible]
-    points = points[visible,:]
-
-    solid = np.invert(((frame[cam_points[1,:],cam_points[0,:]] == background)).all(1))
-    cam_points = cam_points[:,solid]
-    points = points[solid,:]
-print('ok')
-for k in range(nb_frame):
-    frame = cv2.imread(f'/tmp/images/Image{k+1:04}.png')
-
-    proj_mat = projection_matrices[k]
-    
-    cam_points = proj_mat @ points.T
-    cam_points /= cam_points[2,:]
-    cam_points = np.round(cam_points, 0).astype(np.int32)
+    cam_points = np.round(cam_points).astype(np.int32)
 
     for cam_point in cam_points.T:
-        cv2.circle(frame, (cam_point[0], cam_point[1]), 2, (255, 0, 0))
-            
+        # cv2.circle(frame, (cam_point[0], cam_point[1]), 2, (255*is_in[k], 0, 255*(not is_in[k])))
+        cv2.circle(frame, (cam_point[0], cam_point[1]), 2, (255, 0, 255))
 
     cv2.imshow('Frame', frame)
     cv2.waitKey(0)